On Mon, Sep 08, 2014 at 02:54:28PM +0100, Liviu Dudau wrote: > The handling of PCI domains (or PCI segments in ACPI speak) is > usually a straightforward affair but its implementation is > currently left to the architectural code, with pci_domain_nr(b) > querying the value of the domain associated with bus b. > > This patch introduces CONFIG_PCI_DOMAINS_GENERIC as an > option that can be selected if an architecture want a > simple implementation where the value of the domain > associated with a bus is stored in struct pci_bus. > > The architectures that select CONFIG_PCI_DOMAINS_GENERIC will > then have to implement pci_bus_assign_domain_nr() as a way > of setting the domain number associated with a root bus. > All child busses except the root bus will inherit the domain_nr > value from their parent. > > Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Signed-off-by: Catalin Marinas <Catalin.Marinas@xxxxxxx> > [Renamed pci_set_domain_nr() to pci_bus_assign_domain_nr()] > Signed-off-by: Liviu Dudau <Liviu.Dudau@xxxxxxx> I'm probably the author here, but the patch log doesn't say so (I don't mind, just a remark). -- Catalin -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
